Addition and Subtraction Mastery Activities – Year 3

Click the link below for the complete Year 3 resource pack (all 34 objectives)

Year 3 Maths Mastery Pack

These are a range of activities/tasks to demonstrate mastery and develop deeper thinking and deeper understanding of year 3 Addition and Subtraction objectives. For each objective there are at least 3 activities/tasks along with answers (where possible). The document is set up so that you can quickly jump to the objective you are covering and then simply print the appropriate pages. In addition, almost all the activities can be adapted to suit your class’s needs if necessary.

Finding or creating resources to evidence mastery and deeper understanding can take hours of time (and a lot of frustration). With this resource, you will have a handy bank of activities/tasks that you can choose from in seconds!

Objectives covered:

Add and subtract numbers mentally, including: a three-digit number and 1s; a three-digit number and 10s; a three-digit number and 100s
Add and subtract numbers with up to 3 digits, using formal written methods of columnar addition and subtraction
Estimate the answer to a calculation and use inverse operations to check answers
Solve problems, including missing number problems, using number facts, place value, and more complex addition and subtraction